function [year quarter] = getYearQuarter(x)
   if(isnumeric(x))
       year = x;
       quarter = 0;
       return;
   end
   %temp = regexp(raw(1,1), ' ', 'split');
   [token, remain] = strtok(x, ' ');
   year = str2num(remain);
   quarter = str2num(token(2));   
end
